NVIDIA RTX A400 vs NVIDIA GeForce GTX 680 Mac Edition

VS

NVIDIA RTX A400 NVIDIA GeForce GTX 680 Mac Edition

We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 2GB VRAM GeForce GTX 680 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A400 's Advantages

Released 11 years late

Boost Clock has increased by 67% (1762MHz vs 1058MHz)

More VRAM (4GB vs 2GB)

Lower TDP (50W vs 195W)

NVIDIA GeForce GTX 680 Mac Edition 's Advantages

Larger VRAM bandwidth (192.3GB/s vs 96.00GB/s)

768 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A400

2.706 TFLOPS

GeForce GTX 680 Mac Edition +20%

3.25 TFLOPS

RTX A400

VS

GeForce GTX 680 Mac Edition

Graphics Card

Apr 2024

Release Date

Apr 2013

Quadro Ampere

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

727 MHz

Base Clock

1006 MHz

1762 MHz

Boost Clock

1058 MHz

1500 MHz

Memory Clock

1502 MHz

Memory

4GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

64bit

Memory Bus

256bit

96.00GB/s

Bandwidth

192.3GB/s

Render Config

6

SM Count

-

Compute Units

-

768

Shading Units

1536

24

TMUs

128

16

ROPs

32

24

Tensor Cores

-

6

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

Theoretical Performance

28.19 GPixel/s

Pixel Rate

33.86 GPixel/s

42.29 GTexel/s

Texture Rate

135.4 GTexel/s

2.706 TFLOPS

FP16 (half)

-

2.706 TFLOPS

FP32 (float)

3.250 TFLOPS

42.29 GFLOPS

FP64 (double)

135.4 GFLOPS

Graphics Processor

GA107

GPU Name

GK104

-

GPU Variant

GK104-400-A2

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

8.7 billion

Transistors

3.54 billion

200 mm²

Die Size

294 mm²

Board Design

50W

TDP

195W

250 W

Suggested PSU

450 W

4x mini-DisplayPort 1.4a

Outputs

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

None

Power Connectors

2x 6-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.6

CUDA

3.0

6.7

Shader Model

5.1

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